Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
925-771 4 Concord CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2011-07-18   
925-771 9 Concord CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2011-07-18   
925-775 8 Antioch CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2010-07-25   
925-790 9 Bishop Ranch CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2018-11-21   
925-800 9 Livermore CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2012-10-27   
925-804 5 Bishop Ranch CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2017-10-04   
925-809 0 East Contra Costa CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2015-11-27   
925-809 2 East Contra Costa CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2015-11-27   
925-809 5 East Contra Costa CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2014-07-21   
925-812 6 Martinez CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2014-07-21   
925-812 7 Martinez CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2018-11-01   
925-818 A Walnut Creek CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-818 0 Walnut Creek CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-818 1 Walnut Creek CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-818 2 Walnut Creek CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2005-12-09   
925-818 3 Walnut Creek CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2005-12-17   
925-818 4 Walnut Creek CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2006-01-23   
925-818 5 Walnut Creek CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2006-01-23   
925-818 6 Walnut Creek CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-818 7 Walnut Creek CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2006-01-23   
925-818 8 Walnut Creek CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2006-01-23   
925-818 9 Walnut Creek CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2006-10-01   
925-819 A Dublin-San Ramon CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-819 0 Dublin-San Ramon CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-819 1 Dublin-San Ramon CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-819 2 Dublin-San Ramon CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-819 6 Dublin-San Ramon CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-819 9 Dublin-San Ramon CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2014-04-13   
925-822 4 Concord CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2010-04-17   
925-822 6 Concord CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2010-04-17   
925-826 7 Concord CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2008-07-30   
925-832 9 East Contra Costa CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2022-04-10   
925-839 0 Martinez CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2020-04-18   
925-839 3 Martinez CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2021-04-19   
925-849 2 Concord CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2011-07-11   
925-849 7 Concord CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2009-12-20   
925-854 7 Danville CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2015-03-11   
925-854 8 Danville CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2015-03-11   
925-854 9 Danville CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2020-03-12   
925-856 0 Danville CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2019-02-22   
925-856 1 Danville CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2020-03-12   
925-856 2 Danville CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2017-09-09   
925-856 6 Danville CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2019-09-29   
925-856 7 Danville CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2012-10-12   
925-856 8 Danville CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2019-06-21   
925-858 A Dublin-San Ramon CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-871 8 Lafayette CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2020-04-29   
925-876 A Walnut Creek CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-878 2 Lafayette CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2017-01-23   
925-885 9 Orinda CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2014-07-21   

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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